Otro
Fast and efficient synthesis of pyrano[3,2-c]quinolines catalyzed by niobium(V) chloride
Registro en:
Synthesis-stuttgart. Stuttgart: Georg Thieme Verlag Kg, n. 16, p. 2527-2536, 2008.
0039-7881
10.1055/s-2008-1067186
WOS:000258374900005
Autor
da Silva-Filho, Luiz Carlos
Lacerda Junior, Valdemar
Constantino, Mauricio Gomes
Jose da Silva, Gil Valdo
Resumen
A highly efficient two-step method for the synthesis of pyranoquinoline derivatives from imino-Diels-Alder reactions between aldimines and 3,4-dihydro-2H-pyran using niobium(V) chloride as catalyst under mild conditions is described. Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)